Finding the Third Proportional to 18,447,802 and 42,707,567

Step by Step Solution

1. Step 1: Write the proportion equation
   18,447,802 : 42,707,567 = 42,707,567 : x
2. Step 2: Convert to fraction form
   18,447,802/42,707,567 = 42,707,567/x
3. Step 3: Cross multiply
   18,447,802x = 42,707,567 × 42,707,567
4. Step 4: Simplify right side
   18,447,802x = 1,823,936,279,059,489
5. Step 5: Solve for x
   x = 1,823,936,279,059,489/18,447,802
6. Step 6: Final answer
   x = 98,870,113.58